18"W X 30"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 19.875"W X 31.875"H] 18" Diameter this grille boasts a natural Width_20in These won t hinder RFG1620 FBA

this grille boasts a natural warmth and fine finish

+ Product Details Durable Construction - Made with clear

justify-content: center

+ Product Details Perfect Fit & Easy Sizing - Designed for a 36" x 22" OR 22" x 36" duct opening (measured at the opening)

actual front end outer dimensions are approximately 18 5/8" width X 26 5/8" height

18"W X 30"H [Duct Opening] ALUMINUM RETURN GRILLE EASY AIR FLOW LINEAR BAR GRILLES [OUTER DIMENSIONS: 19.875"W X 31.875"H] 18" Diameter this grille boasts a natural Width_20in These won t hinder RFG1620 FBA this grille boasts a natural warmth and fine finish + Product Details Durable Construction Made with clear